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Finding the Fourth Proportional to 32,017.16, 48,030.54 and 11,239

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Solution

The fourth proportional to 32,017.16, 48,030.54 and 11,239 is: 16,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,017.16 : 48,030.54 = 11,239 : x
  2. Step 2: Convert to fraction form
    32,017.16/48,030.54 = 11,239/x
  3. Step 3: Cross multiply
    32,017.16x = 48,030.54 × 11,239
  4. Step 4: Simplify right side
    32,017.16x = 539,815,239.06
  5. Step 5: Solve for x
    x = 539,815,239.06/32,017.16
  6. Step 6: Final answer
    x = 16,860.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.